Upperclassman
n. 高年级学生, 大学四年级学生, 大学三年级学生
🗣️ 情景例句
Oh, working too hard.
噢 ，工作太累人了。
My brother wants to learn how to speak Chinese.
我的兄弟要去学中国话。
the first group began to show some personality disorders while the others seemed more or less unaffected.
结果，第一组人开始出现性格失常，而第二组人似乎没受什么影响。